49 CFR Part 236
RULES, STANDARDS, AND INSTRUCTIONS GOVERNING THE INSTALLATION, INSPECTION, MAINTENANCE, AND REPAIR OF SIGNAL AND TRAIN CONTROL SYSTEMS, DEVICES, AND APPLIANCES
November 18, 2020
§
236.0
Applicability, minimum requirements, and penalties
Subpart
A
Rules and Instructions: All Systems
Subpart
B
Automatic Block Signal Systems
Subpart
C
Interlocking
Subpart
D
Traffic Control Systems
Subpart
E
Automatic Train Stop, Train Control and Cab Signal Systems
Subpart
F
Dragging Equipment and Slide Detectors and Other Similar Protective Devices
Subpart
G
Definitions
Subpart
H
Standards for Processor-Based Signal and Train Control Systems
Subpart
I
Positive Train Control Systems
Subpart
Appendix
A
Appendix
B
Risk Assessment Criteria
Appendix
C
Safety Assurance Criteria and Processes
Appendix
D
Independent Review of Verification and Validation
Appendix
E
Human-Machine Interface (HMI) Design
Appendix
F
Minimum Requirements of FRA Directed Independent Third-Party Assessment of PTC System Safety Verification and Validation
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